US777374A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor-disconnecting mechanism for valves.
Assignee: Chapman Valve Manufacturing Co
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Filing: 1903-01-20
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Granted: 1904-12-13
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Expires: 1923-01-20
Abstract
No abstract record available.
Inventors
- 👤 Ernest G Howard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 16:18
CPC Classifications
F; F16; F16H; F16H1/00; F16H1/02; F16H1/04; F16H1/12; F16H1/16; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19614; Y10T74/19642; Y10T74/19679; Y10T74/19684
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1907-12-13 | 1908-06-13 | 1908-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1911-12-13 | 1912-06-13 | 1912-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1915-12-13 | 1916-06-13 | 1916-12-13 | $7700.00 | Window Closed / Lapsed |